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Finding the Fourth Proportional to 835,353.72, 1,250,910.95 and 700,062.03

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Solution

The fourth proportional to 835,353.72, 1,250,910.95 and 700,062.03 is: 1,048,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,353.72 : 1,250,910.95 = 700,062.03 : x
  2. Step 2: Convert to fraction form
    835,353.72/1,250,910.95 = 700,062.03/x
  3. Step 3: Cross multiply
    835,353.72x = 1,250,910.95 × 700,062.03
  4. Step 4: Simplify right side
    835,353.72x = 875,715,255,505.92
  5. Step 5: Solve for x
    x = 875,715,255,505.92/835,353.72
  6. Step 6: Final answer
    x = 1,048,316.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.